factordbrpc · fdb
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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000009058004972 1,123 digits created 2026-08-08

Value

3711440321188969172737193790937064055692535886778280705670467307394060185629821780523042557626276037056287819734286156389075040412387395843944271402886475488981943069233858373219391717082740977455032162822482127814633116329726752827149910973907291248653667607484293122569896258725598202374402994157546570069712891989422621751746614136314846303605312174853816972277671952481949352110107160366420498465886163269297433610083353495069047878223387696835964900471147461167411614500783487436693538549784398187709300708538254116276631137119935743233258326227120188498036377964461991968442907957053601282238617591395261778925765099430354147898171914487460984322893628375255289171957286505887375253047010675533399498879647533205255379527150624364996473170689427331479826507939147296371656935967084510686666709777511293443265669421138711795508147803657502426834310160183128181483157167717579288650509133429468690139482867023282947222650480582429052328148413491035105808388112324783692406721015558792520769262411654115403492894930990442565808523824983459480776678603576843355677831750656636947538347581093561102596367687984403482567131
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 44 of the certificate chain of a 1,678-digit prime (135 intermediate primes).

Certified number1,678-digit prime
Certificatedownload
Certificate chainshow step 44 of 135

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009058004972 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000009058004972},"decimal":true,"detail":2}}'